If you are not familiar with the use of the World Wide Web, here is a comprehensive introduction to the use of the Web in education. (This site is advertised for K-12 education, but the content is relevant for Web educational issues at all levels.)

• Astronomy Picture of the Day: http://antwrp.gsfc.nasa.gov/apod/astropix.html
• AP of Day (Archives): http://antwrp.gsfc.nasa.gov/apod/archivepix.html
• Earth and Sky: http://www.earthsky.com/
• StarDate: http://stardate.utexas.edu/
• Violence in the Cosmos: http://csep10.phys.utk.edu/guidry/violence/index.html
• Search Violence in Cosmos: http://csep10.phys.utk.edu/guidry/violence/search_violence.html
• The Nine Planets: http://seds.lpl.arizona.edu/nineplanets/nineplanets/
• Planetary Pictures: http://seds.lpl.arizona.edu/nineplanets/nineplanets/picturelist.html
• SEDS Galaxy of Images: http://www.seds.org/galaxy/
• SEDS Messier Catalog: http://seds.lpl.arizona.edu/messier/
• Views of the Solar System: http://www.hawastsoc.org/solar/homepage.htm
• Abrams Skywatcher's Diary: http://www.pa.msu.edu/abrams/diary.html
• Sky Events: http://www.kalmbach.com/astro/astronomy.html
• Sky & Telescope Bulletin: http://www.skypub.com/news/news.shtml
• Space Calendar: http://www.jpl.nasa.gov/calendar/calendar.html
• Astronomy Lecture Notes: http://www.astronomynotes.com
• Network Resources: http://www.hq.eso.org/online-resources-paper/rrn.html
• Dewey Decimal: http://www.tpl.toronto.on.ca/TRL/astronomy/index.html
• AstroWeb: http://fits.cv.nrao.edu/www/astronomy.html
• The Astronomy Cafe: http://www.theastronomycafe.net
• Astronomy Homework Help: http://members.aol.com/gca7sky/astrohelp.htm
• Astr Pict of Day Education Links: http://antwrp.gsfc.nasa.gov/apod/lib/edlinks.html
• Marshall Space Sciences Home Page: http://science.msfc.nasa.gov
• Hubble Space Telescope Public Information: http://oposite.stsci.edu/pubinfo/
• STARBASE: http://www.ph.surrey.ac.uk/astrophysics/

If you are not familiar with how to use newsgroups, see the discussion in the webTeacher Tutorial. An FAQ is a list of Frequently Asked Questions (and their answers) for a newsgroup.

• UT Astr 161 Newsgroup: http://csep10.phys.utk.edu/newsgroups/astr161/index.html
• UT Astr 162 Newsgroup: http://csep10.phys.utk.edu/newsgroups/astr162/index.html
• General Astronomy: news:sci.astro
• Amateur Astronomy: news:sci.astro.amateur
• Professional Astronomers (Moderated): news:sci.astro.research
• Hubble Space Telescope: news:sci.astro.hubble
• FAQ for sci.astro: http://sciastro.astronomy.net/
• FAQ for sci.space: http://www.cis.ohio-state.edu/hypertext/faq/usenet/space/top.html